Device for detecting sound



FIG. 1 is a perspective view of a device for detecting sound showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof, the opposite side being the same in appearance as the side shown.

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a device for detecting sound, substantially as shown and described. 